/* ============================================================
   03-hero-sections.css — Hero, section headers, materie grid, reviews, timeline
   ============================================================ */

.hero {
  padding: clamp(3rem, 8vw, 6rem) 0 var(--pad-section);
  position: relative;
}
.hero-meta {
  display: flex; justify-content: space-between;
  margin-bottom: 3rem;
  font-family: var(--font-mono); font-size: 11px;
  color: var(--ink-3);
  letter-spacing: 0.1em; text-transform: uppercase;
}
.hero-title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(3rem, 9vw, 9rem);
  line-height: 0.92;
  letter-spacing: -0.025em;
  margin-bottom: 2.5rem;
}
.hero-title em {
  font-style: italic;
  color: var(--accent);
}
.hero-sub {
  max-width: 540px;
  font-size: 1.15rem;
  line-height: 1.55;
  color: var(--ink-2);
  margin-bottom: 3rem;
}
.hero-actions { display: flex; gap: 0.8rem; flex-wrap: wrap; }

.hero-aside {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 4rem;
  align-items: end;
}
@media (max-width: 900px) {
  .hero-aside { grid-template-columns: 1fr; }
}
.hero-stats {
  display: flex; flex-direction: column; gap: 1.25rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}
.hero-stat {
  display: flex; justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
}
.hero-stat-num {
  font-family: var(--font-display);
  font-size: 1.5rem;
  line-height: 1.05;
  letter-spacing: -0.015em;
}
.hero-stat-label {
  font-size: 0.78rem;
  color: var(--ink-3);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  text-align: right;
}

.section-head {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 2rem;
  align-items: start;
  margin-bottom: 3rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}
@media (max-width: 700px) {
  .section-head { grid-template-columns: 1fr; gap: 0.75rem; }
}
.section-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  line-height: 1.05;
  letter-spacing: -0.015em;
  max-width: 720px;
}

.materie-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.materia {
  background: var(--bg);
  padding: 2rem 1.5rem;
  display: flex; flex-direction: column;
  min-height: 200px;
  transition: background 0.2s ease;
  cursor: pointer;
  position: relative;
}
.materia:hover { background: var(--bg-elev); }
.materia-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-3);
  margin-bottom: auto;
}
.materia-title {
  font-family: var(--font-display);
  font-size: 1.75rem;
  line-height: 1.05;
  margin-top: 2rem;
  margin-bottom: 0.4rem;
}
.materia-desc {
  font-size: 0.85rem;
  color: var(--ink-2);
  line-height: 1.5;
}

.reviews-band {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 2rem 0;
  overflow: hidden;
  position: relative;
}
.reviews-track {
  display: flex;
  gap: 4rem;
  animation: marquee 50s linear infinite;
  width: max-content;
}
.review-item {
  display: flex; align-items: center; gap: 1.25rem;
  white-space: nowrap;
  font-family: var(--font-display);
  font-size: 1.5rem;
  letter-spacing: -0.01em;
}
.review-stars { color: var(--accent); letter-spacing: 0.05em; font-family: var(--font-body); }
.review-author {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-left: 0.5rem;
}
.review-dot { width: 4px; height: 4px; background: var(--ink-3); border-radius: 50%; }
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.timeline {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 0;
}
@media (max-width: 700px) {
  .timeline { grid-template-columns: 100px 1fr; }
}
.tl-entry { display: contents; }
.tl-date {
  padding: 1.5rem 1rem 1.5rem 0;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  color: var(--ink-3);
  border-top: 1px solid var(--line);
}
.tl-body {
  padding: 1.5rem 0;
  border-top: 1px solid var(--line);
}
.tl-org {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 0.4rem;
}
.tl-role {
  font-family: var(--font-display);
  font-size: 1.5rem;
  line-height: 1.15;
  margin-bottom: 0.5rem;
}
.tl-desc {
  font-size: 0.95rem;
  color: var(--ink-2);
  line-height: 1.55;
  max-width: 64ch;
}

/* ---- blog list ---- */
.blog-list { display: flex; flex-direction: column; }
.blog-item {
  display: grid;
  grid-template-columns: 80px 1fr 220px 100px;
  gap: 2rem;
  padding: 2rem 0;
  border-top: 1px solid var(--line);
  cursor: pointer;
  transition: padding 0.2s ease, background 0.2s ease;
  align-items: baseline;
}
.blog-item:hover {
  padding-left: 0.5rem;
}
.blog-item:hover .blog-arrow { transform: translateX(8px); }
.blog-item:last-child { border-bottom: 1px solid var(--line); }
@media (max-width: 800px) {
  .blog-item { grid-template-columns: 1fr; gap: 0.5rem; padding: 1.5rem 0; }
}
.blog-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--ink-3);
}
.blog-title-row {
  display: flex; flex-direction: column; gap: 0.4rem;
}
.blog-cat {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}
.blog-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  line-height: 1.2;
  letter-spacing: -0.005em;
}
.blog-date {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--ink-3);
}
.blog-arrow {
  transition: transform 0.2s ease;
  font-family: var(--font-display);
  font-size: 1.5rem;
  text-align: right;
}

/* ---- article ---- */
.article {
  max-width: 720px;
  margin: 0 auto;
}
.article h2 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  margin: 2.5rem 0 0.75rem;
  letter-spacing: -0.01em;
}
.article p {
  font-size: 1.075rem;
  line-height: 1.75;
  margin-bottom: 1.25rem;
  color: var(--ink);
}
.article p:first-letter {
  font-family: var(--font-display);
  font-size: 3.5rem;
  float: left;
  line-height: 0.85;
  margin: 0.2rem 0.5rem 0 0;
  color: var(--accent);
}
.article-meta {
  display: flex; gap: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--ink-3);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--line);
}